Will 285/60R20 Fit Stock Ram 1500

Yes, 285/60R20 will fit the stock Ram 1500. If you are considering upgrading the tires on your stock Ram 1500, it’s important to ensure the new tires will fit correctly.

One popular option is the 285/60R20 tire size, which balances performance and appearance well. These tires are compatible with the stock Ram 1500, providing a wider tread and larger diameter for improved traction and aesthetics.

However, it’s always a good idea to consult with a professional or refer to your vehicle’s manual to confirm compatibility before making any modifications.

You can enhance your truck’s performance and appearance by considering the right tire size.

Advantages of Upgrading to 285/60R20 Tires on Ram 1500

Upgrading to 285/60R20 tires on the Ram 1500 offers several advantages, including improved traction, enhanced off-road capabilities, and a more aggressive look. These tires fit the stock Ram 1500 without any modifications needed.

Looking to enhance your Ram 1500’s performance and appearance? Upgrading to 285/60R20 tires could be the perfect solution. These tires offer a range of benefits that can take your driving experience to the next level.

From increased traction and stability to improved ground clearance and enhanced aesthetics, there are many reasons to consider this upgrade.

Increased Traction and Stability

  • Superior grip: 285/60R20 tires provide exceptional traction on wet and dry road surfaces, giving you more control over your vehicle.
  • Enhanced stability: With a wider contact patch, these tires offer improved stability, especially during cornering and maneuvering.
  • Excellent braking performance: The increased grip helps improve the braking distance, allowing quicker and safer stops.

Improved Ground Clearance

  • Off-road capabilities: The larger size of 285/60R20 tires helps to increase ground clearance, making them ideal for off-road adventures and tackling challenging terrains.
  • Reduced risk of bottoming out: The added height provided by these tires helps to prevent your vehicle from scraping or hitting obstacles, ensuring a smoother ride on uneven surfaces.

Enhanced Aesthetics

  • Sporty and aggressive look: The 285/60R20 tires give your Ram 1500 a more muscular and stylish appearance, making it stand out.
  • Wheel well fill: The larger size fills the wheel wells nicely, giving your truck a more complete and proportional look.
  • Customization options: There are various tire designs and patterns available in the 285/60R20 size, allowing you to choose the perfect style to match your personal preference and customize the look of your vehicle.

By upgrading to 285/60R20 tires, you can experience a range of advantages, including increased traction and stability, improved ground clearance, and enhanced aesthetics.

Whether you’re driving on-road or off-road, these tires can elevate your Ram 1500’s performance and give it an eye-catching appeal.

Make the most out of your driving experience and take your truck to the next level with this tire upgrade.

Potential Drawbacks of 285/60R20 Tires on Ram 1500

Using 285/60R20 tires on a stock Ram 1500 may result in potential drawbacks such as reduced fuel efficiency, compromised handling, and limited off-road capability due to increased overall tire size.

It is important to consider these factors before modifying your vehicle.

The decision to upgrade your Ram 1500 with larger tires like 285/60R20 may have some drawbacks.

While these tires can give your vehicle a more aggressive look and improved traction, there are a few factors you need to keep in mind before making the switch.

Let’s explore the potential drawbacks of fitting 285/60R20 tires on your stock Ram 1500.

Effects on Fuel Efficiency

  • Increased rolling resistance: Larger tires like the 285/60R20 can create more rolling resistance, meaning your engine has to work harder to propel the vehicle forward.
  • Higher fuel consumption: The increased rolling resistance translates into higher fuel consumption, impacting your vehicle’s efficiency and potentially leading to more frequent trips to the gas station.

Suspension and Handling Considerations

  • Altered suspension dynamics: Installing bigger tires can affect your Ram 1500’s suspension system, changing its handling characteristics.
  • Decreased turning radius: Larger tires may reduce your vehicle’s maneuverability, curbing its ability to make tight turns quickly.
  • Potential impact on ride quality: The stiffer sidewalls of 285/60R20 tires can result in a slightly harsher ride than the stock tires, which may become more noticeable on rough or uneven surfaces.

Potential Speedometer Error

  • Altered speedometer accuracy: Changing to larger tires can reduce your vehicle’s speedometer accuracy. Since the 285/60R20 tires have a larger overall diameter, they will cover a greater distance with each revolution, potentially displaying inaccurate speed readings.

Considering these potential drawbacks is crucial before fitting 285/60R20 tires to your stock Ram 1500. While they can enhance the appearance and traction of your vehicle, factors like decreased fuel efficiency, altered suspension dynamics, and potential speedometer error are worth considering.

Ultimately, weighing the pros and cons is essential to make an informed decision that best suits your preferences and driving requirements.

Wheel Size and Offset

The compatibility of 285/60R20 tires with the stock Ram 1500 will depend on the wheel size and offset. It is recommended to consult with a professional to ensure proper fitment and avoid any potential issues.

Understanding the Impact of Wheel Size on Tire Fitment

When determining whether 285/60R20 tires will fit a stock Ram 1500, it’s essential to understand the impact of wheel size on tire fitment. The wheel size refers to the diameter and width of the rim on which the tire will be mounted.

Here’s what you need to know:

  • Wheel diameter: The first number in the tire size (285/60R20) is the width in millimeters. It determines the width of the wheel on which the tire will fit.
  • Plus-sizing: If you plan to upgrade your stock wheels, you may consider plus-sizing. This involves increasing the wheel diameter while maintaining the same aspect ratio, allowing for a larger, more aggressive-looking tire. However, you must ensure that the increased wheel size does not result in tire rubbing or clearance issues.

The Role of Offset in Proper Tire Fitment

Offset is another factor that affects tire fitment. It refers to the distance between the wheel’s mounting surface and the centerline. Here’s how to offset the influences of proper tire fitment:

  • Positive offset: It occurs when the wheel’s mounting surface is closer to the vehicle’s outside edge. Positive offset pushes the wheel towards the outside, creating more clearance between the tire and suspension components.
  • Negative offset: Conversely, negative offset means that the mounting surface is closer to the inside of the wheel. A negative offset brings the wheel and tires closer to the suspension components, potentially leading to rubbing issues.

When determining if 285/60R20 tires will fit a stock Ram 1500, you must consider wheel size and offset. Understanding these factors will help ensure proper tire fitment without rubbing or clearance problems.

Suspension Modifications and Lift Kits

Consider suspension modifications and lift kits if you wonder whether a 285/60R20 will fit your stock Ram 1500. These modifications can help accommodate larger tires and improve the overall off-road performance of your truck.

Assessing the Need for Suspension Modifications

When considering the fitment of 285/60R20 tires on a stock Ram 1500, assessing the need for any suspension modifications is crucial. Not all trucks are built the same, and the Ram 1500 may require adjustments to ensure optimal tire fitment.

Below are a few factors to consider:

  • Load capacity: Determine if the stock suspension can handle the weight of the new tires. Upgrading to larger tires may increase the load on the suspension system, potentially requiring adjustments.
  • Ground clearance: Evaluating the stock ground clearance is essential. Larger tires can affect clearance, causing rubbing or interference with the wheel wells. Adjustments might be necessary to avoid any damage or rubbing issues.
  • Ride quality: Upgrading to larger tires can impact the overall ride quality of the vehicle. Consider if a stiffer suspension or other modifications will be needed to maintain a comfortable driving experience.

Exploring Lift Kits and Their Impact on Tire Fitment

Lift kits are a popular solution for accommodating larger truck tires like the Ram 1500. They provide additional clearance between the wheels and the ground, allowing for the fitment of bigger tires.

Here are some key points to know about lift kits and their impact on tire fitment:

  • Increased ground clearance: Lift kits elevate the truck’s chassis, providing extra room for larger tires. This allows for improved off-road capabilities and a more aggressive stance.
  • Improved visibility: By raising the vehicle higher off the ground, lift kits can enhance visibility while driving, especially in off-road situations.
  • Suspension adjustments: Lift kits typically involve modifications to the suspension system to accommodate the increased height. This ensures that the truck can handle the larger tires effectively.
  • Tire options: Lift kits open up a wider range of tire options. With the increased clearance, you can choose tires with larger diameters, such as the 285/60R20.

Remember, when considering lift kits or suspension modifications, it is essential to consult with a professional or refer to the manufacturer’s guidelines.

They can advise you on selecting the right modifications for your Ram 1500 model and tire fitment needs.

Tire Clearance and Fender Modifications

The stock Ram 1500 can accommodate a 285/60R20 tire size but may require tire clearance and fender modifications. Confirm with a professional.

Assessing the Space for 285/60R20 Tires on Ram 1500

When upgrading your Ram 1500 tires, it’s crucial to assess whether the desired size will fit without any clearance issues or the need for fender modifications.

In this section, we will delve into the tire clearance and fender modifications required for fitting 285/60R20 tires on a stock Ram 1500.

Let’s explore the possibilities!

Here’s what you need to consider when assessing the space and identifying any necessary Fender modifications for fitting 285/60R20 tires on a Ram 1500:

  • Stock Clearance: Start by measuring the current clearance between your stock tires and the fenders. It will give you a baseline to compare with the clearance required for 285/60R20 tires.
  • Tire Size Comparisons: Understand that 285/60R20 tires are larger in width and diameter than stock tires. This means there might be limited clearance between the tires and the fenders.
  • Suspension Modifications: Consider any modifications you have made or plan to make. These can affect the overall clearance space available for larger tires.
  • Fender Trimming: Fender trimming may sometimes be necessary to accommodate larger tires. Carefully examine the potential areas that might require trimming, ensuring a proper fit without rubbing against the fenders.
  • Wheel Offset: Consider the wheel offset, which affects how the tire sits about the fender. A wheel with the appropriate offset can provide additional clearance and prevent rubbing issues.
  • Aftermarket Fender Flares: If you prefer not to modify the stock fenders, installing aftermarket fender flares can provide the necessary clearance for 285/60R20 tires while giving your Ram 1500 a more rugged appearance.
  • Professional Consultation: If you’re unsure about the measurements and modifications required, it’s always best to consult with a professional. They can assess your Ram 1500’s situation and recommend the best action.

By thoroughly assessing the space available and considering necessary fender modifications, you can ensure a proper fit for 285/60R20 tires on your stock Ram 1500.

Remember, every vehicle is unique, so it’s crucial to understand the potential challenges and modifications required before making any tire upgrades.

Rethinking Speedometer Accuracy

Experience the ultimate accuracy with the 285/60R20 tires on your stock Ram 1500. Enhance your ride and optimize speedometer readings.

Understanding the Relationship Between Tire Size and Speedometer Accuracy

Having the right tire size not only affects the overall performance of your vehicle but also its speedometer accuracy. Here’s what you need to know about the relationship between tire size and speedometer accuracy:

Changing the size of your tires can lead to a variance in the distance traveled with each rotation. This variance impacts the speed reading on your speedometer.

A larger tire size, such as 285/60R20, has a larger rolling circumference than a stock tire size of a Ram 1500. This means that the vehicle covers a greater distance for each wheel rotation.

The stock size of a Ram 1500 typically comes with 275/65R18 tires, which have a smaller rolling circumference than the 285/60R20 tires.

Due to the larger rolling circumference of the 285/60R20 tires, your speedometer will display a slower speed than the actual speed at which you are traveling.

This discrepancy can lead to potential issues, such as receiving speeding tickets or not accurately gauging your speed while on the road.

Calculating Speedometer Adjustments for 285/60R20 Tires

To ensure your speedometer accurately reflects your vehicle’s speed while using 285/60R20 tires, you’ll need to make some adjustments:

Find the percentage difference between the stock tire size and the 285/60R20 tires. In this case, it would be the difference between the rolling circumference of the 275/65R18 tires and the 285/60R20 tires.

Divide the difference by the rolling circumference of the stock tires (275/65R18) and multiply it by 100 to get the percentage variance.

Once you have the percentage variance, you can calculate the adjustment needed for your speedometer.

To calculate the adjustment, multiply the displayed speed on your speedometer by the percentage variance and divide it by 100.

For example, if your speedometer displays 60 mph with the 285/60R20 tires and the percentage variance is 5%, you would multiply 60 by 5 and divide it by 100.

The result would be a speedometer adjustment of 3 mph. This means that when your speedometer shows 60 mph, your actual speed would be 63 mph.

It’s important to note that these calculations are approximate, and it’s recommended to consult with a professional or do further research to ensure accuracy.

Remember, having the right tire size is not only important for the overall performance of your vehicle but also for maintaining speedometer accuracy.

Understanding the relationship between tire size and speedometer accuracy allows you to make informed decisions and ensure a safe driving experience.

Frequently Asked Questions

Will 285 60R20 Fit Stock Ram 2500?

Yes, 285 60r20 tires will fit a stock Ram 2500.

Will 285 55R20 Fit Stock Ram 1500?

Yes, 285 55R20 will fit the stock Ram 1500.

What Size is 285 60 R20?

285 60 r20 is the tire size, where 285 represents the width in millimeters, 60 denotes the aspect ratio, and 20 indicates the rim diameter in inches.

What Size Tires Will Fit My Ram 1500?

The tire size for your Ram 1500 depends on the specific model and year. Consult your vehicle manual for the recommended tire size.

Will 285/60R20 Tires Fit My Stock Ram 1500?

Yes, 285/60R20 tires will fit your stock Ram 1500 without any issues or modifications.


After thoroughly analyzing the compatibility of 285/60R20 tires with the stock Ram 1500, it is evident that they can indeed fit.

The slightly larger size offers several benefits, such as improved ground clearance and enhanced traction. However, it is crucial to consider potential modifications to ensure a proper fit.

Checking the vehicle’s load capacity and tire clearance before making any changes is recommended. Additionally, consulting with a professional or the manufacturer can provide valuable insight and guidance for a smooth transition.

With proper installation and maintenance, upgrading to 285/60R20 tires can enhance the performance and aesthetics of your Ram 1500.

So, if you want to elevate your driving experience, consider this tire size upgrade for your truck.

Muktadir risan is the driving force behind RoadRoverz. An automotive aficionado with a deep passion for cars, Golam combines his technical expertise and love for writing to deliver informative and engaging content to fellow enthusiasts. With years of experience, he's your trusted guide in the automotive world.